Add two more user roles only for viewing and managing Koko Analytics

functions.php

<?php

/* Add two more user roles for viewing and managing Koko Analytics */
/* See: https://www.kokoanalytics.com/kb/how-to-give-other-wordpress-users-access-to-the-koko-analytics-dashboard-page/ */
add_role( 'koko_analytics_viewer', 'Koko Analytics Viewer', array( 'read' => true, 'view_koko_analytics' => true ) );
add_role( 'koko_analytics_manager', 'Koko Analytics Manager', array( 'read' => true, 'view_koko_analytics' => true, 'manage_koko_analytics' => true ) );